/*
 * @Author: lbt666 '1319451895@qq.com'
 * @Date: 2022-07-27 10:02:12
 * @LastEditors: lbt666 '1319451895@qq.com'
 * @LastEditTime: 2022-10-11 11:09:15
 * @Description: 
 */

import converter from 'number-to-words'

// 数字转中文
export function changeNumToHan (num) {
  let language = localStorage.getItem('language')
  if (language === 'en') {
    return converter.toWordsOrdinal(num)
  }
  var arr1 = new Array('零', '一', '二', '三', '四', '五', '六', '七', '八', '九');
  var arr2 = new Array('', '十', '百', '千', '万', '十', '百', '千', '亿', '十', '百', '千', '万', '十', '百', '千', '亿');//可继续追加更高位转换值
  if (!num || isNaN(num)) {
    return "一";
  }
  var english = num.toString().split("");
  var result = "";
  for (var i = 0; i < english.length; i++) {
    var des_i = english.length - 1 - i;//倒序排列设值
    result = arr2[i] + result;
    var arr1_index = english[des_i];
    result = arr1[arr1_index] + result;
  }
  //将【零千、零百】换成【零】 【十零】换成【十】
  result = result.replace(/零(千|百|十)/g, '零').replace(/十零/g, '十');
  //合并中间多个零为一个零
  result = result.replace(/零+/g, '零');
  //将【零亿】换成【亿】【零万】换成【万】
  result = result.replace(/零亿/g, '亿').replace(/零万/g, '万');
  //将【亿万】换成【亿】
  result = result.replace(/亿万/g, '亿');
  //移除末尾的零
  result = result.replace(/零+$/, '');
  //将【零一十】换成【零十】
  //result = result.replace(/零一十/g, '零十');//貌似正规读法是零一十
  //将【一十】换成【十】
  result = result.replace(/^一十/g, '十');
  return result;
}
